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Class Field (2.47.0)

public final class Field implements Serializable

Google BigQuery Table schema field. A table field has a name, a type, a mode and possibly a description.

Inheritance

Object > Field

Implements

Serializable

Inherited Members

Object.clone()

Object.equals(Object)

Object.finalize()

Object.getClass()

Object.hashCode()

Object.notify()

Object.notifyAll()

Object.toString()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Static Methods

newBuilder(String name, LegacySQLTypeName type, Field[] subFields)

public static Field.Builder newBuilder(String name, LegacySQLTypeName type, Field[] subFields)

Returns a builder for a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`LegacySQLTypeName`
`subFields`	`Field[]`

Returns
Type	Description
`Field.Builder`

newBuilder(String name, LegacySQLTypeName type, FieldList subFields)

public static Field.Builder newBuilder(String name, LegacySQLTypeName type, FieldList subFields)

Returns a builder for a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`LegacySQLTypeName`
`subFields`	`FieldList`

Returns
Type	Description
`Field.Builder`

newBuilder(String name, StandardSQLTypeName type, Field[] subFields)

public static Field.Builder newBuilder(String name, StandardSQLTypeName type, Field[] subFields)

Returns a builder for a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`StandardSQLTypeName`
`subFields`	`Field[]`

Returns
Type	Description
`Field.Builder`

newBuilder(String name, StandardSQLTypeName type, FieldList subFields)

public static Field.Builder newBuilder(String name, StandardSQLTypeName type, FieldList subFields)

Returns a builder for a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`StandardSQLTypeName`
`subFields`	`FieldList`

Returns
Type	Description
`Field.Builder`

of(String name, LegacySQLTypeName type, Field[] subFields)

public static Field of(String name, LegacySQLTypeName type, Field[] subFields)

Returns a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`LegacySQLTypeName`
`subFields`	`Field[]`

Returns
Type	Description
`Field`

of(String name, LegacySQLTypeName type, FieldList subFields)

public static Field of(String name, LegacySQLTypeName type, FieldList subFields)

Returns a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`LegacySQLTypeName`
`subFields`	`FieldList`

Returns
Type	Description
`Field`

of(String name, StandardSQLTypeName type, Field[] subFields)

public static Field of(String name, StandardSQLTypeName type, Field[] subFields)

Returns a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`StandardSQLTypeName`
`subFields`	`Field[]`

Returns
Type	Description
`Field`

of(String name, StandardSQLTypeName type, FieldList subFields)

public static Field of(String name, StandardSQLTypeName type, FieldList subFields)

Returns a Field object with given name and type.

Parameters
Name	Description
`name`	`String`
`type`	`StandardSQLTypeName`
`subFields`	`FieldList`

Returns
Type	Description
`Field`

Methods

equals(Object obj)

public boolean equals(Object obj)

Parameter
Name	Description
`obj`	`Object`

Returns
Type	Description
`boolean`

Overrides

Object.equals(Object)

getCollation()

public String getCollation()

Returns
Type	Description
`String`

getDefaultValueExpression()

public String getDefaultValueExpression()

Return the default value of the field.

Returns
Type	Description
`String`

getDescription()

public String getDescription()

Returns the field description.

Returns
Type	Description
`String`

getMaxLength()

public Long getMaxLength()

Returns the maximum length of the field for STRING or BYTES type.

Returns
Type	Description
`Long`

getMode()

public Field.Mode getMode()

Returns the field mode. By default Mode#NULLABLE is used.

Returns
Type	Description
`Field.Mode`

getName()

public String getName()

Returns the field name.

Returns
Type	Description
`String`

getPolicyTags()

public PolicyTags getPolicyTags()

Returns the policy tags for the field.

Returns
Type	Description
`PolicyTags`

getPrecision()

public Long getPrecision()

Returns the maximum number of total digits allowed for NUMERIC or BIGNUMERIC types.

Returns
Type	Description
`Long`

getRangeElementType()

public FieldElementType getRangeElementType()

Return the range element type the field.

Returns
Type	Description
`FieldElementType`

getScale()

public Long getScale()

Returns the maximum number of digits set in the fractional part of a NUMERIC or BIGNUMERIC type.

Returns
Type	Description
`Long`

getSubFields()

public FieldList getSubFields()

Returns the list of sub-fields if #getType() is a LegacySQLTypeName#RECORD. Returns null otherwise.

Returns
Type	Description
`FieldList`

getType()

public LegacySQLTypeName getType()

Returns the field type. See Also: Data Types

Returns
Type	Description
`LegacySQLTypeName`

hashCode()

public int hashCode()

Returns
Type	Description
`int`

Overrides

Object.hashCode()

toBuilder()

public Field.Builder toBuilder()

Returns a builder for the Field object.

Returns
Type	Description
`Field.Builder`

toString()

public String toString()

Returns
Type	Description
`String`

Overrides

Object.toString()